linux-kernel - [PATCH v2 10/11] dt-bindings: mmc: arasan: Document 'xlnx,zynqmp-8.9a' controller

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Date:   Mon,  1 Jul 2019 10:59:50 +0530
From:   Manish Narani <manish.narani@...inx.com>
To:     ulf.hansson@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        heiko@...ech.de, michal.simek@...inx.com, adrian.hunter@...el.com,
        christoph.muellner@...obroma-systems.com,
        philipp.tomsich@...obroma-systems.com, viresh.kumar@...aro.org,
        scott.branden@...adcom.com, ayaka@...lik.info, kernel@...il.dk,
        tony.xie@...k-chips.com, rajan.vaja@...inx.com,
        jolly.shah@...inx.com, nava.manne@...inx.com, mdf@...nel.org,
        manish.narani@...inx.com, olof@...om.net
Cc:     linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org
Subject: [PATCH v2 10/11] dt-bindings: mmc: arasan: Document 'xlnx,zynqmp-8.9a' controller

Add documentation for 'xlnx,zynqmp-8.9a' SDHCI controller and optional
properties followed by example.

Signed-off-by: Manish Narani <manish.narani@...inx.com>
---
 .../devicetree/bindings/mmc/arasan,sdhci.txt          | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
index 7425d52..d2058ee 100644
--- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
+++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
@@ -15,6 +15,9 @@ Required Properties:
     - "arasan,sdhci-5.1": generic Arasan SDHCI 5.1 PHY
     - "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1": rk3399 eMMC PHY
       For this device it is strongly suggested to include arasan,soc-ctl-syscon.
+    - "xlnx,zynqmp-8.9a": ZynqMP SDHCI 8.9a PHY
+      For this device it is strongly suggested to include clock-output-names and
+      #clock-cells.
     - "ti,am654-sdhci-5.1", "arasan,sdhci-5.1": TI AM654 MMC PHY
 	Note: This binding has been deprecated and moved to [5].
 
@@ -65,6 +68,10 @@ Optional Properties:
   controller while switching to particular speed mode. If not specified, driver
   will configure the default value defined for particular mode in it.
 
+  - xlnx,mio-bank: When specified, this will indicate the MIO bank number in
+    which the command and data lines are configured. If not specified, driver
+    will assume this as 0.
+
 Example:
 	sdhci@...00000 {
 		compatible = "arasan,sdhci-8.9a";
@@ -100,3 +107,15 @@ Example:
 		phy-names = "phy_arasan";
 		#clock-cells = <0>;
 	};
+
+	sdhci: mmc@...60000 {
+		compatible = "xlnx,zynqmp-8.9a", "arasan,sdhci-8.9a";
+		interrupt-parent = <&gic>;
+		interrupts = <0 48 4>;
+		reg = <0x0 0xff160000 0x0 0x1000>;
+		clocks = <&clk200>, <&clk200>, <&sdhci 0>, <&sdhci 1>;
+		clock-names = "clk_xin", "clk_ahb", "clk_sdcard", "clk_sample";
+		clock-output-names = "clk_out_sd0", "clk_in_sd0";
+		#clock-cells = <1>;
+		clk-phase-sd-hs = <63>, <72>;
+	};
-- 
2.1.1